1.30*40=x

Solution for 1.30*40=x equation:

Simplifying
1.30 * 40 = x

Multiply 1.30 * 40
52 = x

Solving
52 = x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
52 + -1x = x + -1x

Combine like terms: x + -1x = 0
52 + -1x = 0

Add '-52' to each side of the equation.
52 + -52 + -1x = 0 + -52

Combine like terms: 52 + -52 = 0
0 + -1x = 0 + -52
-1x = 0 + -52

Combine like terms: 0 + -52 = -52
-1x = -52

Divide each side by '-1'.
x = 52

Simplifying
x = 52